Damen Schelde Naval Shipbuilding has delivered the second and final Perusak Kawal Rudal (PKR) guided missile frigate to the Indonesian Navy.
Bakker Sliedrecht was responsible for the electrical auxiliary propulsion system. The frequency drives of this propulsion system are directly connected to the power grid while complying with the EMC regulations, the company said in a statement Tuesday.
Key components of the electrical auxiliary propulsion system are two electric propulsion motors from Indar and two water-cooled variable-frequency drives with active front ends. Both frequency drives are cooled by one water-cool unit to save weight, space and costs.
After assembling the electrical drive systems in Bakker Sliedrecht workshop, the installations were delivered to Damen Shipyards, were one of the ship segments was build. Damen installed the electrical propulsion system after which Bakker Sliedrecht conducted an installation check on the finished ship segmented. Then, the ship segment was shipped to Indonesia were all ship segments were connected to each other.
Bakker Sliedrecht participated in the sea trials that took place in Indonesian waters. During both sea trials, the electrical auxiliary propulsion system performed perfectly. The electrical auxiliary propulsion systems of both frigates were delivered as per the schedule.